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Unformatted text preview: ( ) / ( =14.8, (b) P=518.4μW Problem 3 Consider an NMOS inverter with enhancement load. The transistor parameters are V TNO =0.8V (for both source and load transistors), L s L W L W ) / ( ) / ( = 16, and the supply voltage VDD=5V, assume 365 . = f ϕ (a) Find V OH assuming the body effect coefficient is γ=0.9V 1/2 (b) Repeat part (a) while assuming the body effect coefficient is γ=0.35V 1/2 (c) Repeat part (a) while neglecting the body effect ECSE-2050 Spring 2007 Introduction to Electronics Problem 4 What are the logic functions of the two circuits shown below (AND, OR, NAND, NOR, XOR, etc) (a) (b) Problem 5 A CMOS inverter has VDD=2.1V, and the transistor threshold voltages are V TN = -V TP =0.4V, sketch the voltage transfer curve and label critical voltages in the figure for (a) K n /K p =1 (b) K n /K p =0.5 (c) K n /K p =2...
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- Spring '08
- Transistor, Logic gate, VOH, NMOS inverter